In the same way you would slather on sunscreen, you should slip on a pair a sunglasses. Beyond the cool factor, sunglasses protect your eyes from sun damage, glare, and reflections. Overexposure to the sun’s ultraviolet (UV) radiation can result in cataracts and macular degeneration, which in turn, can lead to blindness in the long run. Glare and reflections can give you trouble, especially if you are driving (windshields are a big glare source.)
To protect your eyes, look for sunglasses that: